Erika Kobayashi

JapanJapanActive
Born
Jan 3, 2006 (20 years old)
Events
400 m

Erika Kobayashi is a Japan sprinter, born on January 3, 2006. She competes primarily in the 100m, 200m and 400m.

Her personal bests include 12.95 in the 100m, 25.93 in the 200m, 54.48 in the 400m, 2:11.61 in the 800m and 1:07.29 in the 400mH. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m54.48
2026 season best54.95May 8, 2026 · Municipal Mizuho Stadium, Nagoya
2026 season best
Last competition95th Japan Inter-University Athletics ChampionshipsSep 5, 2026 · 55.29
95th Japan Inter-University Athletics Championships

As of Nov 8, 2026: 400 m 54.48, 2026 season best 54.95 (May 8, 2026, Municipal Mizuho Stadium, Nagoya (JPN)) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 55.29 · 20 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
100mYokkaichi 2022Japan 100 m all-time list12.95*812 pts–
200mYokkaichi 2022Japan 200 m all-time list25.93858 pts–
400mShizuoka 2025Japan 400 m all-time list54.481,032 pts–
800mOsaka 2026Japan 800 m all-time list2:11.61964 pts–
400mHFukuroi 2023Japan 400 m hurdles all-time list1:07.29820 pts–

* Wind-assisted (> 2.0 m/s)

Progression

Compare me
SeasonDisciplineResultWindDateCompetitions
2026400m 54.95–May 8, 2026Tokai Conference Inter Collegiate Track＆Field Championships
2026800m 2:11.61–Jun 21, 2026The 79th West-Japan Inter-Unversity Track＆ Field Championships
2025400m 54.48–Sep 27, 2025Japanese U20 Championships, Kusanagi Athletic Stadium, Shizuoka
2024400m 57.52–Jul 5, 2024West Japan Inter University Track＆Field Championships, Hakatanomori Athletic Stadium, Fukuoka
2023400m 58.52–Aug 27, 202366th Tokai Athletics Championships
2023400mH 1:07.29–Jun 17, 2023Tokai Inter High Scool Athletic Meeting, Prefectural Shizuoka Stadium, Fukuroi
2022100m 12.95+2.3Apr 9, 2022Central Athletics Stadium, Yokkaichi (JPN)
2022200m 25.93-0.3Oct 2, 2022Central Athletics Stadium, Yokkaichi (JPN)
Compare me with Erika Kobayashi
FAQ

Frequently asked questions

Erika Kobayashi's 400 m personal best is 54.48, set on Sep 27, 2025 in Kusanagi Athletic Stadium, Shizuoka (JPN).

Erika Kobayashi competes in the 400 m.

2026 season best: 54.95, set on May 8, 2026 in Municipal Mizuho Stadium, Nagoya (JPN). Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 55.29.